Witnesses:

Dr. Richard Cavanagh, Director, Office of Special Programs, National Institute of Standards and Technology
Truth in Testimony

Dr. Huban Gowadia, Acting Director, Domestic Nuclear Detection Office, Department of Homeland Security
Truth in Testimony

Dr. Anthony Peurrung, Associate Laboratory Director, National Security Directorate, Pacific Northwest National Laboratory
Truth in Testimony

Dr. Thomas Peterson, Assistant Director, Directorate for Engineering, National Science Foundation
Truth in Testimony

Keeping America Secure: The Science Supporting the Development of Threat Detection Technologies

Hearing Charter

Chairman Ralph Hall (R-TX)